2100001102212 has 24 divisors (see below), whose sum is σ = 5276925846976. Its totient is φ = 646154185248.

The previous prime is 2100001102169. The next prime is 2100001102289. The reversal of 2100001102212 is 2122011000012.

It is a super-2 number, since 2×2100001102212² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6730772608 + ... + 6730772919.

Almost surely, 2^{2100001102212} is an apocalyptic number.

It is an amenable number.

2100001102212 is an abundant number, since it is smaller than the sum of its proper divisors (3176924744764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2100001102212 is a wasteful number, since it uses less digits than its factorization.

2100001102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13461545547 (or 13461545545 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2100001102212 its reverse (2122011000012), we get a palindrome (4222012102224).

The spelling of 2100001102212 in words is "two trillion, one hundred billion, one million, one hundred two thousand, two hundred twelve".